If you want to know the real power, please click "Contact Us" to ask customer service online.

Features:1.It is used to point at any desired target on projection screen, video, etc.2.It can be used for presentation, teaching indicator, etc.3.With star cap, it can show variable wonderful patterns at night. When take off the cap, it is a single beam pointer pen.4.ightweight, suitable for putting in your pocket or handbags, easy and convenient to bring.5.Designed with green color light, which is easier for you to find the target and outlight the key point6.Power-saving: first press -- on; second press -- off.7.The copper at the end is fixed by aluminium sheet, which avoids short-ciruit

NOTE:

1. Negative pole -- inward Positive pole -- outward

2. When the light color is turning into green from red/ orange, charging is finished.